This makes safe and substantive firmware updates vital to customers spending sometimes thousands of dollars on this equipment—never mind the fact that sometimes their livelihood depends on its reliable operation.
I think the Lumia line up is smart because it gives people choice, but the R&D costs remain low by basing everything around a couple of chipsets.
I think the main reason the screen is bigger on the 520 is that most cold climate markets are in wealthier countries where consumers are demanding bigger screens.
I don't know if you see the identical chipsets as a bad thing, but I think it's a good thing.
Allows different price points and form factors while retaining a similar experience.
Although everything worked properly, I now cannot use the HDMI connection..shows no signal.